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A366916
as a simple table
n
a(n)
3
2
4
2
5
2
6
3
7
4
8
5
9
6
10
8
11
9
12
11
13
15
14
18
15
22
16
30
17
35
18
43
19
57
20
69
21
88
22
114
23
142
24
177
25
227
[2,2,2,3,4,5,6,8,9,11,15,18,22,30,35,43,57,69,88, 114,142,177,227]